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Everybody knows that eating carrots is [well / good] for our eyesight. A new study suggests that grapes are also good for our [eyes / eye] . Researchers from the National University of Singapore have found that eating just a [phew / few] grapes a day can improve our [visions / vision] . This is especially so for people who are [older / olden] . Dr Eun Kim, the lead researcher, said: "Our study is the first to show that grape consumption [benefits / beneficially] impacts eye health in humans, which is very [exciting / excitement] , especially with a growing ageing population." Dr Kim added that, "grapes are an easily [accessible / access] fruit that studies have shown can have a beneficial impact" [in / on] our eyesight. This is good news for people who don't really [like / liked] carrots.

The study is published [in / on] the journal "Food & Function". Thirty-four adults took part [in / on] a series of experiments over 16 weeks. Half of the participants ate one-and-a-half cups of grapes [for / per] day; the other half ate a placebo [snack / snacks] . Dr Kim did not tell the [participates / participants] or the researchers whether she was testing the grapes or the snack. She thought that not [reveal / revealing] this information would give better test results. She found [that / what] people who ate the grapes had improved muscle strength around [a / the] retina. The retina passes information about light to the brain [via / viral] electrical signals. It protects the eyes from damaging blue light. A lot of blue light comes from computer [and / of] smartphone screens, and from LED lights.